Dahua Technology DHI-VTO4202F-P-S2 2MP IP Outdoor Video Intercom - Manual (Page 29)

18
Access Control Settings
This section details the configuration of the two locks connected to the lock ports or to the RS-485
port on the VTO.
6.3.1 Local
Select Local Settings > Access Control Settings > Local.
Local
Configure the parameters.
Table 6-3 Local access control parameter description
Parameter Description
Unlock Responding
Interval
The door can only be unlocked again after the interval.
Unlock Period The time during which the lock stays unlocked.
Door Sensor Check
Duration
Enable to lock the door until the door sensors make contact. If the
door is unlocked longer than the Door Sensor Check Duration, the
door triggers an alarm and sends an alert to the management center.
Disable to lock the door after the Unlock Period.
Install a door contact to configure this parameter.
First/Second Unlock
Command Connect a third-party phone, such as a SIP phone, to the VTO, and use the
command to open the door remotely.
Door Contact Type
NC: Normally closed.
NO: Normally open.
Door Sensor Enable Synchronizes door sensor status to indoor monitors (VTHs).
Fire Alarm
Connects an alarm device to the port that is originally for the door contact.
Lock
Non-remote methods, such as password or card, will unlock the lock you
select.
IC Card Encrypt Access cards issued by the VTO will be encrypted and unclonable.